File: 11.4.1-4.a-1.js

package info (click to toggle)
qtdeclarative-opensource-src 5.15.2%2Bdfsg-6
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 259,220 kB
  • sloc: javascript: 512,396; cpp: 493,894; xml: 8,892; python: 3,304; ansic: 2,764; sh: 206; makefile: 59; php: 27
file content (22 lines) | stat: -rw-r--r-- 684 bytes parent folder | download | duplicates (11)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: |
    This test is actually testing the [[Delete]] internal method (8.12.8). Since the
    language provides no way to directly exercise [[Delete]], the tests are placed here.
es5id: 11.4.1-4.a-1
description: >
    delete operator returns true when deleting a configurable data
    property
---*/

  var o = {};

  var desc = { value: 1, configurable: true };
  Object.defineProperty(o, "foo", desc);

  var d = delete o.foo;

assert.sameValue(d, true, 'd');
assert.sameValue(o.hasOwnProperty("foo"), false, 'o.hasOwnProperty("foo")');